Features: Our 3 point auger cutting edges are constructed from durable carbon steel to provide the cutting edges more power and support heavy duty applications. The square hole replacement auger teeth features black color, which can match well with various augers. Specifications: Material: carbon steel Color: black Size: about 3.15 x 1.97 x 0.67 inches/ 8 x 5 x 1.7 cm (Length x Width x Thickness) Package includes: 6 Pcs 3 Point auger cutting edge with screw Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays